page{
  height: 1300px;
}

view{

  height: 400rpx;
  display: flex;
  align-items: center;
  justify-content: center;
}
view:nth-child(odd){
  background-color:lightskyblue;
}
view:nth-child(even){
  background-color:rgb(136, 240, 142);
}